EP0368096A3 - Apparatus for producing tubing having interrupted helical ribs - Google Patents
Apparatus for producing tubing having interrupted helical ribs Download PDFInfo
- Publication number
- EP0368096A3 EP0368096A3 EP19890119975 EP89119975A EP0368096A3 EP 0368096 A3 EP0368096 A3 EP 0368096A3 EP 19890119975 EP19890119975 EP 19890119975 EP 89119975 A EP89119975 A EP 89119975A EP 0368096 A3 EP0368096 A3 EP 0368096A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- interruptions
- pipe
- rib
- ribs
- annular
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L11/00—Hoses, i.e. flexible pipes
- F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
- F16L11/11—Hoses, i.e. flexible pipes made of rubber or flexible plastics with corrugated wall
- F16L11/118—Hoses, i.e. flexible pipes made of rubber or flexible plastics with corrugated wall having arrangements for particular purposes, e.g. electrically conducting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/06—Rod-shaped
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/131—Curved articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/303—Extrusion nozzles or dies using dies or die parts movable in a closed circuit, e.g. mounted on movable endless support
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA582445 | 1988-11-07 | ||
CA582445 | 1988-11-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0368096A2 EP0368096A2 (en) | 1990-05-16 |
EP0368096A3 true EP0368096A3 (en) | 1990-09-12 |
Family
ID=4139063
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19890119975 Withdrawn EP0368096A3 (en) | 1988-11-07 | 1989-10-27 | Apparatus for producing tubing having interrupted helical ribs |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0368096A3 (en) |
FI (1) | FI895176A0 (en) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9112997D0 (en) * | 1991-06-17 | 1991-08-07 | Lupke Manfred Arno Alfred | Extrusion die with interchangeable extrusion nozzles |
DE9402180U1 (en) * | 1994-02-09 | 1994-04-07 | Ems-Inventa AG, Zürich | Coolant line |
US6056018A (en) * | 1997-10-29 | 2000-05-02 | E.I. Du Pont De Nemours And Company | Variable stiffness bellows |
JPH11210946A (en) * | 1998-01-20 | 1999-08-06 | Tigers Polymer Corp | Flexible hose and connection structure of end part thereof |
US20020017331A1 (en) * | 2000-06-30 | 2002-02-14 | Renaud Michel C. | Variable stiffness bellows |
EP1362890B2 (en) | 2002-05-07 | 2016-09-28 | Ems-Chemie Ag | Corrugated polymeric tubing or conduit having reduced change in length |
DE102005043514B4 (en) * | 2005-09-12 | 2007-07-19 | Centrotherm Systemtechnik Gmbh | Kit for creating a flexible cable |
EP2270378A1 (en) * | 2009-07-02 | 2011-01-05 | LANXESS Deutschland GmbH | Flexible pipe |
CN110757854B (en) * | 2019-11-01 | 2021-05-25 | 重庆市一龙管道有限公司 | PE double-wall corrugated pipe processing equipment |
US11497374B2 (en) | 2020-02-19 | 2022-11-15 | Midea Group Co., Ltd. | Dishwasher with wall-mounted rotatable conduit |
US11564551B2 (en) | 2020-09-16 | 2023-01-31 | Midea Group Co., Ltd | Dishwasher with molded tubular spray element |
US11826001B2 (en) | 2022-02-15 | 2023-11-28 | Midea Group Co., Ltd. | Dishwasher with tubular spray element including elongated metal tube and retaining tab for mounting support member thereto |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR525552A (en) * | 1920-10-04 | 1921-09-24 | Thomas Adam Clayton | Watertight joint for metal pipes |
DE1729059B1 (en) * | 1966-05-09 | 1972-05-25 | Tarkett Ab | DEVICE FOR THE CONTINUOUS PRODUCTION OF PIPES WITH SCREW-SHAPED CORRUGATED WALL |
FR2275593A1 (en) * | 1974-06-20 | 1976-01-16 | Hegler Wilhelm | DRAINAGE PIPE IN SYNTHETIC MATERIAL, AND DEVICE FOR MANUFACTURING THIS PIPE |
FR2335329A1 (en) * | 1975-12-19 | 1977-07-15 | Drostub Sa | Double-wall plastics pipes - with one smooth outer and one spirally corrugated wall, for drip irrigation in arid regions |
DE8619356U1 (en) * | 1985-07-29 | 1986-11-27 | Oy Uponor AB, Nastola | Pipe coupling |
EP0211428A1 (en) * | 1985-08-06 | 1987-02-25 | Armco Inc. | Gasket for making joints in corrugated plastic pipe |
EP0239046A2 (en) * | 1986-03-25 | 1987-09-30 | Manfred Arno Alfred Lupke | Extrusion die for externally ribbed plastic tubing |
WO1988005377A1 (en) * | 1987-01-22 | 1988-07-28 | Uponor N.V. | A method and an apparatus for the extrusion of plastic pipes |
-
1989
- 1989-10-27 EP EP19890119975 patent/EP0368096A3/en not_active Withdrawn
- 1989-11-01 FI FI895176A patent/FI895176A0/en not_active IP Right Cessation
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR525552A (en) * | 1920-10-04 | 1921-09-24 | Thomas Adam Clayton | Watertight joint for metal pipes |
DE1729059B1 (en) * | 1966-05-09 | 1972-05-25 | Tarkett Ab | DEVICE FOR THE CONTINUOUS PRODUCTION OF PIPES WITH SCREW-SHAPED CORRUGATED WALL |
FR2275593A1 (en) * | 1974-06-20 | 1976-01-16 | Hegler Wilhelm | DRAINAGE PIPE IN SYNTHETIC MATERIAL, AND DEVICE FOR MANUFACTURING THIS PIPE |
FR2335329A1 (en) * | 1975-12-19 | 1977-07-15 | Drostub Sa | Double-wall plastics pipes - with one smooth outer and one spirally corrugated wall, for drip irrigation in arid regions |
DE8619356U1 (en) * | 1985-07-29 | 1986-11-27 | Oy Uponor AB, Nastola | Pipe coupling |
EP0211428A1 (en) * | 1985-08-06 | 1987-02-25 | Armco Inc. | Gasket for making joints in corrugated plastic pipe |
EP0239046A2 (en) * | 1986-03-25 | 1987-09-30 | Manfred Arno Alfred Lupke | Extrusion die for externally ribbed plastic tubing |
WO1988005377A1 (en) * | 1987-01-22 | 1988-07-28 | Uponor N.V. | A method and an apparatus for the extrusion of plastic pipes |
Also Published As
Publication number | Publication date |
---|---|
FI895176A0 (en) | 1989-11-01 |
EP0368096A2 (en) | 1990-05-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): DE NL SE |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): DE NL SE |
|
17P | Request for examination filed |
Effective date: 19901116 |
|
17Q | First examination report despatched |
Effective date: 19910709 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 19911121 |